1980966960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{409}}^1$

素因数の和:497

約数の個数: 360

約数和(自身を含む): 7875522720

約数和(自身を除く): 5894555760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 112, 120, 124, 126, 140, 144, 155, 168, 180, 186, 210, 217, 240, 248, 252, 279, 280, 310, 315, 336, 360, 372, 409, 420, 434, 465, 496, 504, 558, 560, 620, 630, 651, 720, 744, 818, 840, 868, 930, 961, 1008, 1085, 1116, 1227, 1240, 1260, 1302, 1395, 1488, 1636, 1680, 1736, 1860, 1922, 1953, 2045, 2170, 2232, 2454, 2480, 2520, 2604, 2790, 2863, 2883, 3255, 3272, 3472, 3681, 3720, 3844, 3906, 4090, 4340, 4464, 4805, 4908, 5040, 5208, 5580, 5726, 5766, 6135, 6510, 6544, 6727, 7362, 7440, 7688, 7812, 8180, 8589, 8649, 8680, 9610, 9765, 9816, 10416, 11160, 11452, 11532, 12270, 12679, 13020, 13454, 14315, 14415, 14724, 15376, 15624, 16360, 17178, 17298, 17360, 18405, 19220, 19530, 19632, 20181, 22320, 22904, 23064, 24540, 25358, 25767, 26040, 26908, 28630, 28830, 29448, 31248, 32720, 33635, 34356, 34596, 36810, 38037, 38440, 39060, 40362, 42945, 43245, 45808, 46128, 49080, 50716, 51534, 52080, 53816, 57260, 57660, 58896, 60543, 63395, 67270, 68712, 69192, 73620, 76074, 76880, 78120, 80724, 85890, 86490, 88753, 98160, 100905, 101432, 103068, 107632, 114111, 114520, 115320, 121086, 126790, 128835, 134540, 137424, 138384, 147240, 152148, 156240, 161448, 171780, 172980, 177506, 190185, 201810, 202864, 206136, 228222, 229040, 230640, 242172, 253580, 257670, 266259, 269080, 294480, 302715, 304296, 322896, 343560, 345960, 355012, 380370, 393049, 403620, 412272, 443765, 456444, 484344, 507160, 515340, 532518, 538160, 570555, 605430, 608592, 687120, 691920, 710024, 760740, 786098, 798777, 807240, 887530, 912888, 968688, 1014320, 1030680, 1065036, 1141110, 1179147, 1210860, 1331295, 1420048, 1521480, 1572196, 1597554, 1614480, 1775060, 1825776, 1965245, 2061360, 2130072, 2282220, 2358294, 2421720, 2662590, 2751343, 3042960, 3144392, 3195108, 3537441, 3550120, 3930490, 3993885, 4260144, 4564440, 4716588, 4843440, 5325180, 5502686, 5895735, 6288784, 6390216, 7074882, 7100240, 7860980, 7987770, 8254029, 9128880, 9433176, 10650360, 11005372, 11791470, 12780432, 13756715, 14149764, 15721960, 15975540, 16508058, 17687205, 18866352, 21300720, 22010744, 23582940, 24762087, 27513430, 28299528, 31443920, 31951080, 33016116, 35374410, 41270145, 44021488, 47165880, 49524174, 55026860, 56599056, 63902160, 66032232, 70748820, 82540290, 94331760, 99048348, 110053720, 123810435, 132064464, 141497640, 165080580, 198096696, 220107440, 247620870, 282995280, 330161160, 396193392, 495241740, 660322320, 990483480, 1980966960]

約数ペア:

[(1, 1980966960), (2, 990483480), (3, 660322320), (4, 495241740), (5, 396193392), (6, 330161160), (7, 282995280), (8, 247620870), (9, 220107440), (10, 198096696), (12, 165080580), (14, 141497640), (15, 132064464), (16, 123810435), (18, 110053720), (20, 99048348), (21, 94331760), (24, 82540290), (28, 70748820), (30, 66032232), (31, 63902160), (35, 56599056), (36, 55026860), (40, 49524174), (42, 47165880), (45, 44021488), (48, 41270145), (56, 35374410), (60, 33016116), (62, 31951080), (63, 31443920), (70, 28299528), (72, 27513430), (80, 24762087), (84, 23582940), (90, 22010744), (93, 21300720), (105, 18866352), (112, 17687205), (120, 16508058), (124, 15975540), (126, 15721960), (140, 14149764), (144, 13756715), (155, 12780432), (168, 11791470), (180, 11005372), (186, 10650360), (210, 9433176), (217, 9128880), (240, 8254029), (248, 7987770), (252, 7860980), (279, 7100240), (280, 7074882), (310, 6390216), (315, 6288784), (336, 5895735), (360, 5502686), (372, 5325180), (409, 4843440), (420, 4716588), (434, 4564440), (465, 4260144), (496, 3993885), (504, 3930490), (558, 3550120), (560, 3537441), (620, 3195108), (630, 3144392), (651, 3042960), (720, 2751343), (744, 2662590), (818, 2421720), (840, 2358294), (868, 2282220), (930, 2130072), (961, 2061360), (1008, 1965245), (1085, 1825776), (1116, 1775060), (1227, 1614480), (1240, 1597554), (1260, 1572196), (1302, 1521480), (1395, 1420048), (1488, 1331295), (1636, 1210860), (1680, 1179147), (1736, 1141110), (1860, 1065036), (1922, 1030680), (1953, 1014320), (2045, 968688), (2170, 912888), (2232, 887530), (2454, 807240), (2480, 798777), (2520, 786098), (2604, 760740), (2790, 710024), (2863, 691920), (2883, 687120), (3255, 608592), (3272, 605430), (3472, 570555), (3681, 538160), (3720, 532518), (3844, 515340), (3906, 507160), (4090, 484344), (4340, 456444), (4464, 443765), (4805, 412272), (4908, 403620), (5040, 393049), (5208, 380370), (5580, 355012), (5726, 345960), (5766, 343560), (6135, 322896), (6510, 304296), (6544, 302715), (6727, 294480), (7362, 269080), (7440, 266259), (7688, 257670), (7812, 253580), (8180, 242172), (8589, 230640), (8649, 229040), (8680, 228222), (9610, 206136), (9765, 202864), (9816, 201810), (10416, 190185), (11160, 177506), (11452, 172980), (11532, 171780), (12270, 161448), (12679, 156240), (13020, 152148), (13454, 147240), (14315, 138384), (14415, 137424), (14724, 134540), (15376, 128835), (15624, 126790), (16360, 121086), (17178, 115320), (17298, 114520), (17360, 114111), (18405, 107632), (19220, 103068), (19530, 101432), (19632, 100905), (20181, 98160), (22320, 88753), (22904, 86490), (23064, 85890), (24540, 80724), (25358, 78120), (25767, 76880), (26040, 76074), (26908, 73620), (28630, 69192), (28830, 68712), (29448, 67270), (31248, 63395), (32720, 60543), (33635, 58896), (34356, 57660), (34596, 57260), (36810, 53816), (38037, 52080), (38440, 51534), (39060, 50716), (40362, 49080), (42945, 46128), (43245, 45808)]